#42188 [Com]: session_start segfaults with Apache 2

ID: 42188 Comment by: tony at mcrsys dot com Reported By: h dot fietz at dezem dot de Status: No Feedback Bug Type: Session related Operating System: Gentoo 2006.1 PHP Version: 5.2.3 New Comment: Mac OSX 10.5 (Leopard), PHP 5.2.3 Same stack trace, from index.php, session_start() before any output. Previous Comments: ------------------------------------------------------------------------ [2007-08-11 01:00:01] php-bugs at lists dot php dot net No feedback was provided for this bug for over a week, so it is being suspended automatically. If you are able to provide the information that was originally requested, please do so and change the status of the bug back to "Open". ------------------------------------------------------------------------ [2007-08-03 01:04:24] jani@php.net Please try using this CVS snapshot: http://snaps.php.net/php5.2-latest.tar.gz For Windows (zip): http://snaps.php.net/win32/php5.2-win32-latest.zip For Windows (installer): http://snaps.php.net/win32/php5.2-win32-installer-latest.msi ------------------------------------------------------------------------ [2007-08-02 20:03:12] h dot fietz at dezem dot de Description: ------------ PHP crashes ("Child pid xxx exit signal segmentation fault" in Apache's error_log) on calling session_start(). Environment: AMD Opteron 146 (64bit) Gentoo Linux 2006.1 Apache 2.0.58 PHP 5.2.3 from portage ebuild Reproduce code: --------------- <? sleep(30); // give some time to attach gdb session_start(); // crash echo "Never comes here<br>"; ?> Expected result: ---------------- session starts Actual result: -------------- Program received signal SIGSEGV, Segmentation fault. [Switching to Thread 46971518093328 (LWP 26146)] 0x00002ab8688ac430 in strlen () from /lib/libc.so.6 (gdb) bt #0 0x00002ab8688ac430 in strlen () from /lib/libc.so.6 #1 0x00002ab86a81c934 in zif_session_encode () from /usr/lib64/apache2/modules/libphp5.so #2 0x00002ab86a81efc5 in php_session_start () from /usr/lib64/apache2/modules/libphp5.so #3 0x00002ab86a81f8b9 in zif_session_start () from /usr/lib64/apache2/modules/libphp5.so #4 0x00002ab86a975512 in execute () from /usr/lib64/apache2/modules/libphp5.so #5 0x00002ab86a9660d3 in execute () from /usr/lib64/apache2/modules/libphp5.so #6 0x00002ab86a94715d in zend_execute_scripts () from /usr/lib64/apache2/modules/libphp5.so #7 0x00002ab86a905b18 in php_execute_script () from /usr/lib64/apache2/modules/libphp5.so #8 0x00002ab86a9c5dbd in php_ap2_register_hook () from /usr/lib64/apache2/modules/libphp5.so #9 0x0000000000426d69 in ap_run_handler () #10 0x0000000000429c62 in ap_invoke_handler () #11 0x0000000000424d38 in ap_process_request () #12 0x000000000041fd30 in _start () ------------------------------------------------------------------------ -- Edit this bug report at http://bugs.php.net/?id=42188&edit=1